[1] Univ Coll London Hosp, London, England
[2] Hosp Fdn Jimenez Diaz, START Madrid FJD, Madrid, Spain
[3] START Madrid CIOCC, Ctr Integral Oncol Clara Campal, Madrid, Spain
[4] Hosp Univ Ramon y Cajal, Madrid, Spain
[5] Inst Valenciano Oncol, Valencia, Spain
[6] PharmaMar, Madrid, Spain
[7] START Madrid, Ctr Integral Oncol Clara Campal, Madrid, Spain